Home / 21,349.28-32,028.64-6,559.52

Finding the Fourth Proportional to 21,349.28, 32,028.64 and 6,559.52

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Solution

The fourth proportional to 21,349.28, 32,028.64 and 6,559.52 is: 9,840.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,349.28 : 32,028.64 = 6,559.52 : x
  2. Step 2: Convert to fraction form
    21,349.28/32,028.64 = 6,559.52/x
  3. Step 3: Cross multiply
    21,349.28x = 32,028.64 × 6,559.52
  4. Step 4: Simplify right side
    21,349.28x = 210,092,504.65
  5. Step 5: Solve for x
    x = 210,092,504.65/21,349.28
  6. Step 6: Final answer
    x = 9,840.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.